go-ahead vs spirited

go-ahead

adj
  • Dashing; energetic. 

  • Progressive; exerting leadership. 

  • Being a score which gives the scoring team or player the lead in the game. 

noun
  • Approval, agreement, or instruction to begin or proceed. 

spirited

adj
  • Lively, vigorous, animated or courageous. 

How often have the words go-ahead and spirited occurred in a corpus of books? (source: Google Ngram Viewer )